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openai/gpt-5.6-terra — OpenAI: GPT-5.6 Terra pricing, specs and API usage

Grounded 2M-context workhorse for corpus-scale tasks.

TextImageLong contextAgents & toolslong-contexttools

Specifications

Context window
2.097M
Max output tokens
128,000
Released
2026-09
Infra providers
4
Throughput
118 tok/s
Latency (TTFB, sample)
600 ms
Capabilities
Supports tools

Pricing

per million tokens

Input
$1.50
Output
$7.50
Blended (3:1)
$3.00

Use this model

Works with any OpenAI SDK — same request shape, different model id.

curl https://api.lokarouter.id/v1/chat/completions \  -H "Authorization: Bearer sk-lkr-your-key" \  -H "Content-Type: application/json" \  -d '{    "model": "openai/gpt-5.6-terra",    "messages": [{ "role": "user", "content": "Hello" }]  }'

Sample data for demonstration — connect your workspace for live stats.